package com.shuma.product.service;

import com.shuma.common.vo.R;
import org.springframework.stereotype.Service;

import java.time.LocalDate;

/**
 * @author yaoyuan
 * @date 2024年06月18日 下午4:28
 */
@Service
public interface DataService{
    R exchangeVolume(LocalDate startTime, LocalDate endTime);
    R sale(LocalDate startTime, LocalDate endTime);
    R exchangeMethod(LocalDate beginTime, LocalDate endTime);

}
